Triangular array read by rows: row n shows the coefficients of this polynomial of degree n: (1/n!)*(numerator of n-th derivative of 1/(1-3x+x^2)).

A328645

Triangular array read by rows: row n shows the coefficients of this polynomial of degree n: (1/n!)*(numerator of n-th derivative of 1/(1-3x+x^2)).

Terms

    a(0) =1a(1) =3a(2) =-2a(3) =8a(4) =-9a(5) =3a(6) =21a(7) =-32a(8) =18a(9) =-4a(10) =55a(11) =-105a(12) =80a(13) =-30a(14) =5a(15) =144a(16) =-330a(17) =315a(18) =-160a(19) =45a(20) =-6a(21) =377a(22) =-1008a(23) =1155a(24) =-735a(25) =280a(26) =-63a(27) =7a(28) =987a(29) =-3016

External references